Shoe upper



FIG. 1 is a left side rear perspective view of a shoe upper in accordance with my new design;

FIG. 2 is a right side rear perspective view thereof;

FIG. 3 is a left side elevation view thereof; and,

FIG. 4 is a rear elevation view thereof.

The broken lines shown in the drawings represent portions of the shoe upper and environmental structure that forms no part of the claimed design. The surfaces devoid of shading lines form no part of the claimed design. 

CLAIM The ornamental design for a shoe upper, as shown and described. 